KR200462206Y1 - Sound Insulating Instrumentation Apparatus for Cabin of Ship - Google Patents

Sound Insulating Instrumentation Apparatus for Cabin of Ship Download PDF

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Publication number
KR200462206Y1
KR200462206Y1 KR2020110003460U KR20110003460U KR200462206Y1 KR 200462206 Y1 KR200462206 Y1 KR 200462206Y1 KR 2020110003460 U KR2020110003460 U KR 2020110003460U KR 20110003460 U KR20110003460 U KR 20110003460U KR 200462206 Y1 KR200462206 Y1 KR 200462206Y1
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KR
South Korea
Prior art keywords
cabin
door
sound insulation
ship
corridor
Prior art date
Application number
KR2020110003460U
Other languages
Korean (ko)
Inventor
송성용
Original Assignee
삼성중공업 주식회사
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Publication date
Application filed by 삼성중공업 주식회사 filed Critical 삼성중공업 주식회사
Priority to KR2020110003460U priority Critical patent/KR200462206Y1/en
Application granted granted Critical
Publication of KR200462206Y1 publication Critical patent/KR200462206Y1/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B19/00—Arrangements or adaptations of ports, doors, windows, port-holes, or other openings or covers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H17/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves, not provided for in the preceding groups
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M99/00—Subject matter not provided for in other groups of this subclass

Abstract

Disclosed is a sound insulation measurement apparatus for a ship cabin. The sound insulation measurement apparatus of a ship cabin according to an embodiment of the present invention, and to measure the sound insulation of the door provided in the cabin of the ship, the outer surface of the door, the fixing member is provided on the wall surface facing the door, respectively; ; A connecting member having one end connected to the fixing member and extending toward a corridor provided outside the cabin; A pulling member provided in the corridor and connected to the other end of the connecting member to maintain the door and the wall surface in the corridor direction; And noise detectors disposed in the cabin and in the corridors, respectively.

Description

Sound Insulating Instrumentation Apparatus for Cabin of Ship}

The present invention is for easily measuring the noise, and relates to a sound insulation measurement device of the ship cabin that can easily measure the noise generated in the cabin provided in the ship.

In general, a plurality of cabins are arranged in close contact with each other based on a passage, and the cabin is used by a plurality of crew members. The cabin is equipped with a bed, a storage box, a bathroom, and other electronics for the crew to basically live, and the crew lives inside the cabin while the ship is sailing.

A plurality of cabins are continuously arranged along a passage, and various noises generated from neighboring cabins are transferred to the surrounding area, and interest in sound insulation performance of the cabin is heightened.

A state of measuring sound insulation performance in a conventional cabin is described with reference to the drawings.

Referring to FIG. 1, in order to measure the sound insulation performance of a cabin, a door handle (not shown) provided in the door 10 is removed, and the cord 40 is placed at the door ring position where the door handle was installed. After installing and extending to the corridor 30, the sound insulation performance was tested in the state in which the end of the cord 40 was fixed to the side rail provided on the wall 20.

2 is a view illustrating a state of a door viewed from the inside of a cabin by a conventional method.

As the door 10 is pulled by the rope 40 installed in the corridor 30, only a portion of the door ring 12 hatched in a circle shape is applied to the local pull load of the rope 40, and the hatched door ( There was a problem that no pulling load was applied along the edge of 10).

When the door 10 is pulled as described above, a gap is generated in the door frame in which the door 10 is installed, and soundproofing in the cabin is not performed properly, and a result of reliable sound insulation is not measured. A problem has occurred.

In addition, when the door 10 is intensively applied to the door ring 12, the load applied to the entire door 10 becomes non-uniform, causing partial deformation and damage of the door 10, or As the door ring 12 is broken, a problem arises in that the entire door 10 needs to be replaced with a new product, and an urgent technical countermeasure thereof is required.

The sound insulation measurement apparatus of the cabin according to an embodiment of the present invention is to easily perform a reliable noise measurement in a state in which the gap of the door installed in the cabin is minimized.

Sound insulation measurement apparatus of the cabin according to an embodiment of the present invention is to measure the noise of the cabin while minimizing the deformation and damage of the door.

In order to achieve the above object, the sound insulation measurement apparatus of a ship cabin according to an embodiment of the present invention, in order to measure the sound insulation state of the door provided in the cabin of the ship, facing the outer surface of the door, the door Fixing members are respectively installed on the viewing wall; A connecting member having one end connected to the fixing member and extending toward a corridor provided outside the cabin; A pulling member provided in the corridor and connected to the other end of the connecting member to maintain the door and the wall surface in the corridor direction; And noise detectors disposed in the cabin and each of the hallways.

The fixing member installed on the outer side of the door may be located at the center of the outer side of the door.

The fixing member may include a magnet therein and may generate magnetism by driving an operating lever.

The pulling member may include a case having a gear installed therein and a rotating part connected to the gear to rotate and the rotating part may include a shaft engaged with the gear vertically; A rotating plate coupled to the shaft and rotating; And a coupling pin disposed to face each other on the rotating plate and to which the connection member is coupled.

The pulling member may further include a pedestal provided on the lower side to be disposed on the same line as the fixing member.

The pulling member may further include a lever connected to the gear and extended outwardly of the case.

When the connection member is pulled and held by the pulling member, a predetermined tension may be maintained.

The pulling member may hold and hold the connection member with the same force.

Sound insulation measurement apparatus of the ship cabin according to an embodiment of the present invention can minimize the deformation and damage of the door provided in the cabin.

In the sound insulation measurement apparatus of the ship cabin according to an embodiment of the present invention is maintained in close contact with the door and the door frame, there is no separate gap can be made a reliable sound insulation test.

1 to 2 are diagrams showing a state of measuring the sound insulation state of the cabin according to the conventional method.
3 is a view illustrating a state in which a sound insulation measurement apparatus of a ship cabin according to an embodiment of the present invention is installed.
Figure 4 is a simplified view showing a pulling member provided in the sound insulation measurement apparatus of the ship cabin according to an embodiment of the present invention.
5 is a graph showing the sound insulation performance and conventional sound insulation performance measured by the sound insulation measurement apparatus of the ship cabin according to an embodiment of the present invention.

Hereinafter, with reference to the accompanying drawings will be described the configuration of the sound insulation measurement apparatus of the ship cabin according to the present invention.

Referring to FIG. 3, the sound insulation measuring apparatus 1 is provided with a first fixing member 110 attached to an outer surface of the door 10 based on the passage 30, and a second fixing to the wall surface 20. The fixing member 100 including the member 120 is provided.

The first and second fixing members 110 and 120 may include a door 10 made of steel and a magnet (not shown) therein so as to be easily detachable from the wall surface 20, and a separate operation lever 102. Is provided, the magnetism (Magnetism) can be generated according to the switching state of the operating lever (102).

In the present exemplary embodiment, the magnets provided in the first and second fixing members 110 and 120 are attached to the door 10 and the wall surface 20, respectively, but the door 10 and the wall surface 20 are installed. It may also be possible to use a compactor (not shown) that is selectively attachable and detachable.

The fixing member 100 is disposed to face each other on the outer surface and the wall surface 20 of the door 10. The reason for this arrangement is that the fixing members 100 installed on the door 10 and the wall surface 20 are positioned on the same line, so that when they are each pulled by the connecting member 200 to be described later, they are pulled by the same force. For that. A more detailed description thereof will be described later.

The connecting member according to an embodiment of the present invention will be described with reference to the drawings.

Referring to FIG. 3, the connection member 200 includes a first connection member 202 and a second connection member 204, and a first connection member 202 to the first fixing member 110. Is connected and installed, the second fixing member 120 is connected to the second connecting member 204.

The first and second connection members 202 and 204 have the same length, and a predetermined tension is maintained so that the first and second connection members 202 and 204 are easily pulled out when they are respectively pulled out by the pulling member 300 to be described later. For example, a nylon belt may be used as the first and second connection members 202 and 204, but is not limited thereto.

A pulling member according to an embodiment of the present invention will be described with reference to the drawings.

3 to 4, the pulling member 300 may maintain the first and second connection members 202 and 204 with the same force toward the corridor 30, respectively. C) is rotatably installed and includes a case having a predetermined shape and a rotating part 320 connected to the gear to be rotated.

The pulling member 300 is connected to the gear, and includes a lever 310 extending outwardly disposed.

The rotating part 320 is provided with a shaft 324 to be perpendicular to the gear, the rotating plate 322 is coupled to the shaft 324. The rotating plate 322 is preferably fixed so as not to be separated from the shaft 324, it may have a predetermined diameter.

The rotating plate 322 is spaced apart from the outside of the shaft 324 to face each other, and the coupling plate 326 is provided between the rotating plate 322, the first and second connecting members 202 and 204 are installed. The coupling pins 326 are disposed on the rotating plate 322 to face each other. That is, they are not closely arranged with each other, but are spaced apart from each other, and may be disposed up, down, or left and right with respect to the front surface of the rotating plate 322.

The pull member 300 is provided with a pedestal 302 at the lower side, to facilitate the installation of the pull member 300. The pedestal 302 is provided with three support legs to enable the length adjustment, the support leg is made to be adjustable in the length direction.

The pedestal 302 may be configured with a conventional tripod or similar configuration.

The pulling member 300 is preferably installed at the same height as the first and second fixing members 110 and 120. This is because pulling the first and second connection members 202 and 204 at the same height as the first and second fixing members 110 and 120 causes pulling with a uniform load on the edge of the door 10 installed in the door frame. This is because the spaced gaps in the door 10 are minimized.

If the pulling member 300 is positioned at any one of the lower side and the upper side than the height at which the first and second fixing members 110 and 120 are installed, the first connecting member 202 connected to the pulling member 300 is provided. While the door 10 is inclined to the lower side or the upper side of the corridor 30 while a gap is generated at the upper side or the lower side of the door frame, the reliability of the sound insulation measurement of the cabin door is lowered, so as to be arranged as shown in FIG. 3. It is desirable to be.

A noise detector according to an embodiment of the present invention will be described with reference to the drawings.

Referring to FIG. 3, the noise detector 400 includes a first noise detector 402 installed inside the cabin 1a and a second noise detector 404 installed in the hallway 30.

The noise detector 400 may be a device for measuring the noise, a sensor may be built to measure the noise of the cabin (1a).

With reference to the accompanying drawings, a state of use of the sound insulation measurement apparatus of the ship cabin according to an embodiment of the present invention configured as described above will be described.

3 to 4, the operator installs a first noise detector 402 inside the cabin 1a to measure noise inside the cabin 1a, and the second noise detector 404 Installed in the hallway (30). In addition, a noise generator 2 capable of generating artificial noise in the cabin 1a is provided.

The noise generator 2 may be an audio device with an amplifier or a device having a similar function, and the noise of the noise generator 2 may be detected by the first noise detector 402.

The operator installs the first and second fixing members 110 and 120 on the outer surface and the wall surface 20 of the door 10 to maintain the state in which the door 10 is in close contact with the door frame.

The first and second fixing members 110 and 120 face each other at the same height, and are easily attached to the door 10 and the wall 20 made of steel by magnets provided therein.

Magnetic force may be generated in the first and second fixing members 110 and 120 according to whether the operation lever 102 is operated.

For example, the first fixing member 110 is preferably located at the center of the outer surface of the door 10. Because, when the door 10 is pulled toward the corridor by the pulling member 300, the door 10 is not biased in one of the upper direction and the lower direction, the state is in close contact with the door frame is maintained This is because the gap between (10) and the door gap is minimized.

After installing the first fixing member 110 in the door 10 as described above, the second fixing member 120 is installed on the wall surface 20 horizontally moved from the position of the first fixing member 110.

The first and second fixing members 110 and 120 are fixed to the door 10 and the wall surface 20 by a magnetic force of a magnet provided therein.

The operator adjusts the supporting legs of the pedestal 302 to the position of the first and second fixing members 110 and 120 while the first and second fixing members 110 and 120 are installed, and the pedestal 302 is to be installed. Adjust the position. Preferably, the pedestal 302 is disposed in the middle of the first fixing member 110 and the second fixing member 120.

This is because the length of the first and second connection members 202 and 204 connected between the first and second fixing members 110 and 120 and the pulling member 300 is maintained to be the same or similar, so that the door 10 is connected to the door frame. In order to maintain a more stable close contact, thereby minimizing the occurrence of gaps.

The worker connects one end of the first connection member 202 to the first fixing member 110 and the other end to the coupling pin 326. Then, one end of the second connection member 204 is connected to the second fixing member 120, and the other end is connected to the other coupling pin 326 is installed.

As described above, after adjusting the volume of the noise generator 2 to a specific position in a state where both the first and second connection members 202 and 204 are installed, the switch is operated to the on position and provided to the pulling member 300. When the lever 310 is rotated in one direction, the shaft 324 is rotated in conjunction with the rotating plate 322 is rotated in the direction of the arrow.

As the rotating plate 322 is rotated, the first and second connection members 202 and 204 are pulled in the direction of the arrow toward the pulling member 300, respectively, and the door 10 starts to be in close contact with the door frame as much as possible.

The operator checks the close contact state of the door 10, selectively adjusts the number of rotations of the lever 310, and after confirming that the door 10 is as close as possible to the door frame, the lever 310 is not in the original position Use a separate fixture to keep it fixed.

When the first and second connection members 202 and 204 are pulled by the rotation of the rotary plate 322, the first and second connection members 202 and 204 are pulled while maintaining a predetermined tension, thereby preventing breakage of the door 10 and more easily rotating the rotary plate 322. This is done.

The operator rotates the lever 310 while observing the tension state of the first and second connection members 202 and 204 and the close state of the door 10 while rotating the lever 310.

Inside the cabin 1a, the internal noise in the cabin 1a is measured by the first noise detector 402, and the second noise detector 404 in which the noise via the door 10 is installed in the corridor 30 is provided. Is measured by

The operator uses the noise data measured in the corridor 30 from the noise generated in the cabin 1a to perform calculation by a separate calculation formula.

The sound insulation of the cabin door measured by the sound insulation measuring apparatus by this invention, and the sound insulation state measured by the conventional sound insulation equipment are demonstrated with reference to drawings. For reference, the graph shown by the thick solid line is a graph showing the sound insulation state of the present invention, and the graph shown by the dashed-dotted line is a graph showing the conventional sound insulation state. In addition, the X-axis is frequency (Hz), and the Y-axis is attenuation amount (dB) indicating noise blocking performance.

Referring to FIG. 5, it can be seen that the graph according to the present invention is shown in a state in which sound insulation performance is improved in comparison with a conventional graph in a high frequency region of 1000 Hz to 3000 Hz.

Here, an example of the high frequency band may include a sound of opening and closing a desk or a sound of flushing water of a toilet provided in a bathroom.

This indicates that the sound insulation performance by the sound insulation measurement device 1 according to the present invention is more stably made, and the door 10 is maintained in a state in which the door 10 is in close contact without generating a gap.

Therefore, the sound insulation performance test in the cabin 1a provided in the ship by the sound insulation performance device 1 can be measured more reliably.

100: fixing member
110, 120: first and second fixing member
200: connecting member
300: pulling member
310: lever
320: rotating part
322: rotating plate
324: shaft
326: coupling pin
302: pedestal
400: noise detector

Claims (8)

Fixing members are respectively provided on the outer surface of the door and the wall facing the door to measure the sound insulation of the door provided in the cabin of the ship;
A connecting member having one end connected to the fixing member and extending toward a corridor provided outside the cabin;
A pulling member provided in the corridor and connected to the other end of the connecting member to maintain the door and the wall surface in the corridor direction; And
Soundproofing measurement device of the ship cabin including a noise detector disposed in the cabin and the corridor, respectively. The method according to claim 1,
Fixing member is installed on the outer surface of the door,
Sound insulation measurement apparatus of the ship cabin, characterized in that located in the center of the outer surface of the door. The method according to claim 1,
Wherein:
Soundproof measurement device of the cabin characterized in that the magnet is generated inside the magnet is driven by the drive of the operating lever. The method of claim 1,
The pulling member,
A case having a gear installed therein and a rotating part connected to the gear and rotating;
The rotation unit includes:
A shaft engaged vertically with the gear;
A rotating plate coupled to the shaft and rotating; And
Soundproof measurement device of the cabin disposed on the rotating plate facing each other, including a coupling pin to which the connection member is coupled. 5. The method of claim 4,
The pulling member,
In order to be disposed on the same line as the fixing member, the sound insulation measurement apparatus of the ship cabin further comprises a pedestal provided on the lower side. 5. The method of claim 4,
The pulling member,
And a lever connected to the gear and extending outwardly of the case. The method according to any one of claims 1 to 6,
The connecting member includes:
Sound tension measurement device of a ship cabin, characterized in that when the tension is maintained by the pulling member, a predetermined tension is maintained. The method according to any one of claims 1 to 6,
The pulling member,
The sound insulation measuring apparatus of the ship cabin, characterized in that to maintain the connection member by the same force.
KR2020110003460U 2011-04-22 2011-04-22 Sound Insulating Instrumentation Apparatus for Cabin of Ship KR200462206Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2020110003460U KR200462206Y1 (en) 2011-04-22 2011-04-22 Sound Insulating Instrumentation Apparatus for Cabin of Ship

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Application Number Priority Date Filing Date Title
KR2020110003460U KR200462206Y1 (en) 2011-04-22 2011-04-22 Sound Insulating Instrumentation Apparatus for Cabin of Ship

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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100338191B1 (en) 1999-10-16 2002-05-24 김징완 Method for instrumentation noise of water tunnel
JP2006003161A (en) 2004-06-16 2006-01-05 Toyota Motor Corp Noise measuring apparatus and noise measuring method

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100338191B1 (en) 1999-10-16 2002-05-24 김징완 Method for instrumentation noise of water tunnel
JP2006003161A (en) 2004-06-16 2006-01-05 Toyota Motor Corp Noise measuring apparatus and noise measuring method

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